We have written about how to use ultrasurf to open blocked websites, from its early days it keeps evolving and becoming on the major free tool used by lot of people to browse internet anonymously, you can also download old version of ultrasurf
Recently ultrasurf 9.5 has been released which adds more features and servers for anonymous browsing, it is one the best anonymous web surfing tool behind the firewalls and internet restrictions.
It is a small portable tool of approx size 400 KB with a single executable named u95.exe which has everything built in the single executable, just double click to run it. Once you run ultrasurf it will automatically configure Internet Explorer and open the Ultrasurf home page to start restriction free browsing of internet.
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